BGS mineralogy and petrology collection record

Sample number S48887; COLLNOYS317;
Sample Donor Armstrong,M.
Rock name 'Original entry: ?Felsite'
Stratigraphy Not entered
Comments "Felsite" intrusion
Locality details Fithie Burn, 1400 ft at 312 deg from Ballumbie House
50k map sheet Arbroath (49)

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Map reference NO 4441 3476
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S48887

Cross Polarized, S48887

Plane Polarized, S48887

Plane Polarized, S48887